The RC1 has three hook and loop straps that evenly secure your foot while minimizing hot spots or pressure points. The straps are offset for extra comfort. The RC1 is compatible with SPD-SL / 3-hole cleats, so you can clip into your pedal for smoother and more efficient pedaling. The stiff and lightweight nylon sole is reinforced with fiberglass so that your efforts transfer directly to the pedals. The upper part of the shoe is constructed in a wraparound style for a glove-like fit. It&&';;s made from perforated synthetic leather with mesh texture and is both comfortable and durable. It&&';;s also well ventilated to help keep your feet cool during the hard efforts. Wide heel pads on the soles make walking a breeze on slippery studio floors and at the coffee shop. Features: - SPD-SL / 3-hole cleat compatible - High performance for indoor and outdoor - Three hook and loop straps for a secure fit - Made from perforated synthetic leather for durability and ventilation - Lightweight glass fiber nylon reinforced sole - Surround wrapping upper for supreme fit and feel - Wide heel pads for stability when off the bike